Biologists hypothesize that the first animal evolved from colonies of protists in ancient seas.

Click on the following bacteria that represent the common cocci shape. 

Read the riddle and match it to the correct animal phylum:  

Put the following plant groups in the correct evolutionary order from oldest to most recent:

Click on the mushroom in the following fungus diagram. 

is used to describe all eukaryotes that do not belong to the plant, animal, or fungus kingdoms.

Match each environmental challenge plants faced on land to the adaptation they developed to survive it.

Click on the following bacteria that represent the common spirillum shape. 

Each apartment listing below describes a very unusual place to live. Based on what you know about extremophile archaea, match each listing to the correct resident (archaea species) to help them find a home they’ll love!

An Fe electrode in 0.020 M Fe²⁺ is connected to an Ag electrode in 0.0010 M Ag⁺. The cell potential at 25°C is _______  Standard reduction potentials: Fe2+ +     2e−→Fe(s)                      E∘=−0.44 V  Ag+   +    e−→Ag(s)                        E∘=+0.80 V Show your work on the scratch sheet